Improvement in car-heating apparatus



F. A. MILLER.

. CAR-HEATING APPARATUS.

No. 178,178. r Patented May 30,1876.

W U y i smkA Mam N. PETERS, FHOTO-LITHOGRAFHER. WASHlIGTOiu D C;

of two consecutive cars.

UNITED STATES PATENT OFFI E.

FRANK A. MILLER, 0F CINCINNATI, OHIO.

IMPROVEMENT IN CAR-HEATING APPARATUS.

Specification forming part of Letters Patent No. 178,178, dated May 30, 187 6; application filed Y April 28, 1876.

a partially-sectioned elevation of an apparatus embodying my invention.

Fig. 2 is a plan of a car-floor furnished with steam-hen ted pipes. Fig. 3 is a perspective representation of my mode of coupling the pipes. Fig. 4 is an enlarged section of my thimble-coupling.

A and A represent portions of the floors B B are pipes which receive steam-from the engine or from any generator. 0 are drip-cocks. D are stopcocks. l 2 3 1 2 3 are short pipes or tubular sections, which communicate by thimble=connections E, which, while permitting free steam communication from section to section, yet

allow any section to sway to the right or left in conformity with the oscillations of the In testimony of which invention'I hereunto set my hand.

' FRANK A. MILLER. Attest:

GEO. H. KNIGHT. HORACE JoHNsoN. 

